51421447

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 68580864

約数和(自身を除く): 17159417

約数列:

[1, 7, 11, 17, 77, 119, 163, 187, 241, 1141, 1309, 1687, 1793, 2651, 2771, 4097, 12551, 18557, 19397, 28679, 30481, 39283, 45067, 213367, 274981, 315469, 432113, 667811, 3024791, 4674677, 7345921, 51421447]

約数ペア:

[(1, 51421447), (7, 7345921), (11, 4674677), (17, 3024791), (77, 667811), (119, 432113), (163, 315469), (187, 274981), (241, 213367), (1141, 45067), (1309, 39283), (1687, 30481), (1793, 28679), (2651, 19397), (2771, 18557), (4097, 12551)]